Two courses, written to be worked through rather than read. Take the one you need, or both together yours to download as soon as the payment clears.
The anger a young person shows is often the anxiety they cannot name. This workbook separates the two, so the behaviour in front of you stops being the whole story.
Confidence built from self-knowledge rather than performance quieter, slower to arrive, and considerably harder to knock over.
Take one, or take both.